Ball point pen



FIG. 1 is a bottom plan view of a ball point pen showing my new design;

FIG. 2 is a rear elevational view;

FIG. 3 is a right side elevational view;

FIG. 4 is a front elevational view;

FIG. 5 is a left side elevational view;

FIG. 6 is a top plan view;

FIG. 7 is an enlarged fragmentary, cross-sectional perspective view taken in the direction of arrows 7--7 in FIG. 3; and,

FIG. 8 is a top, right front perspective view thereof. 

The ornamental design for a ball point pen, as shown. 